Finding the Fourth Proportional to 229,783.31, 317,090.76 and 132,971.81

Step by Step Solution

1. Step 1: Write the proportion equation
   229,783.31 : 317,090.76 = 132,971.81 : x
2. Step 2: Convert to fraction form
   229,783.31/317,090.76 = 132,971.81/x
3. Step 3: Cross multiply
   229,783.31x = 317,090.76 × 132,971.81
4. Step 4: Simplify right side
   229,783.31x = 42,164,132,291.48
5. Step 5: Solve for x
   x = 42,164,132,291.48/229,783.31
6. Step 6: Final answer
   x = 183,495.19